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use uninitialized buffer in QUtf32::convertToUnicode()

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Signed-off-by: Ivailo Monev <xakepa10@laimg.moc>
This commit is contained in:
Ivailo Monev 2019-07-25 11:19:28 +00:00
parent 773c530044
commit 2ce3c1a8a3
1 changed files with 1 additions and 2 deletions
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3
src/core/codecs/qutfcodec.cpp
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@ -447,8 +447,7 @@ QString QUtf32::convertToUnicode(const char *chars, int len, QTextCodec::Convert
if (headerdone && endian == DetectEndianness)
endian = (QSysInfo::ByteOrder == QSysInfo::BigEndian) ? BigEndianness : LittleEndianness;
QString result;
result.resize((num + len) >> 2 << 1); // worst case
QString result((num + len) >> 2 << 1, Qt::Uninitialized); // worst case
QChar *qch = (QChar *)result.unicode();
const char *end = chars + len;